CVE-2026-102944 cpp-httplib - Information Disclosure

cpp-httplib < 0.51.0 contains an information disclosure vulnerability caused by improper handling of Cookie headers during cross-origin redirects, letting attackers intercept session cookies, exploit requires attacker control of redirect response or network position on non-HTTPS origin.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
View the NVD record ↗

Details

Type
Information Disclosure
Impact
Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published
14 October 2026
Updated
15 October 2026
Weakness
CWE-522

Vendor fix

Update to version 0.51.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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